Support
We're here to help.
Have questions about our products or your Amazon order? Our dedicated support team is ready to assist.
Email Support
Our support experts are available Monday – Friday. We typically respond within 24 hours.
info@vastnessnetwork.comAmazon Orders
For order status, returns, or shipping issues — Amazon's team handles all fulfillment directly.
Go to Amazon Help →Corporate Address
VASTHORIZON TECH CO., LTD
100 N. Howard St. #6078
Spokane, WA 99201, US
Response Time Commitment
We aim to respond to every inquiry within 1 business day. For product defects or safety concerns, please include your Amazon order number in your email for the fastest resolution.
<24h
Email Response
Mon–Fri
Support Hours
100%
Response Rate